src/insets/insettext.C

   1 // -*- C++ -*-
   2 /* This file is part of
   3  * ======================================================
   4  *
   5  *           LyX, The Document Processor
   6  *
   7  *           Copyright 1998-2000 The LyX Team.
   8  *
   9  * ======================================================
  10  */
  11
  12 #include <config.h>
  13
  14 #include <fstream>
  15 #include <algorithm>
  16
  17 #include <cstdlib>
  18
  19 #ifdef __GNUG__
  20 #pragma implementation
  21 #endif
  22
  23 #include "insettext.h"
  24 #include "lyxparagraph.h"
  25 #include "lyxlex.h"
  26 #include "debug.h"
  27 #include "lyxfont.h"
  28 #include "commandtags.h"
  29 #include "buffer.h"
  30 #include "LyXView.h"
  31 #include "BufferView.h"
  32 #include "layout.h"
  33 #include "LaTeXFeatures.h"
  34 #include "Painter.h"
  35 #include "lyx_gui_misc.h"
  36 #include "lyxtext.h"
  37 #include "lyxcursor.h"
  38 #include "CutAndPaste.h"
  39 #include "font.h"
  40 #include "minibuffer.h"
  41 #include "LColor.h"
  42 #include "support/textutils.h"
  43 #include "support/LAssert.h"
  44 #include "lyxrow.h"
  45 #include "lyxrc.h"
  46 #include "intl.h"
  47 #include "trans_mgr.h"
  48 #include "lyxscreen.h"
  49 #include "WorkArea.h"
  50
  51 using std::ostream;
  52 using std::ifstream;
  53 using std::endl;
  54 using std::min;
  55 using std::max;
  56
  57 extern unsigned char getCurrentTextClass(Buffer *);
  58
  59 InsetText::InsetText()
  60 {
  61     par = new LyXParagraph();
  62     init();
  63 }
  64
  65
  66 InsetText::InsetText(InsetText const & ins)
  67         : UpdatableInset()
  68 {
  69     par = 0;
  70     init(&ins);
  71     autoBreakRows = ins.autoBreakRows;
  72 }
  73
  74
  75 InsetText & InsetText::operator=(InsetText const & it)
  76 {
  77     init(&it);
  78     autoBreakRows = it.autoBreakRows;
  79     return * this;
  80 }
  81
  82
  83 void InsetText::init(InsetText const * ins)
  84 {
  85     top_y = 0;
  86     last_width = 0;
  87     last_height = 0;
  88     insetAscent = 0;
  89     insetDescent = 0;
  90     insetWidth = 0;
  91     the_locking_inset = 0;
  92     cursor_visible = false;
  93     interline_space = 1;
  94     no_selection = false;
  95     need_update = INIT;
  96     drawTextXOffset = 0;
  97     drawTextYOffset = 0;
  98     autoBreakRows = false;
  99     drawFrame = NEVER;
 100     xpos = 0.0;
 101     if (ins) {
 102         SetParagraphData(ins->par);
 103         autoBreakRows = ins->autoBreakRows;
 104         drawFrame = ins->drawFrame;
 105     }
 106     par->SetInsetOwner(this);
 107     frame_color = LColor::insetframe;
 108     locked = false;
 109     old_par = 0;
 110 }
 111
 112
 113 InsetText::~InsetText()
 114 {
 115     for(Cache::const_iterator cit = cache.begin(); cit != cache.end(); ++cit)
 116         delete (*cit).second;
 117 //      deleteLyXText((*cit).first);
 118     LyXParagraph * p = par->next;
 119     delete par;
 120     while(p) {
 121         par = p;
 122         p = p->next;
 123         delete par;
 124     }
 125 }
 126
 127
 128 void InsetText::clear()
 129 {
 130     LyXParagraph * p = par->next;
 131     delete par;
 132     while(p) {
 133         par = p;
 134         p = p->next;
 135         delete par;
 136     }
 137     par = new LyXParagraph();
 138 }
 139
 140
 141 Inset * InsetText::Clone(Buffer const &) const
 142 {
 143     InsetText * t = new InsetText(*this);
 144     return t;
 145 }
 146
 147
 148 void InsetText::Write(Buffer const * buf, ostream & os) const
 149 {
 150     os << "Text\n";
 151     WriteParagraphData(buf, os);
 152 }
 153
 154
 155 void InsetText::WriteParagraphData(Buffer const * buf, ostream & os) const
 156 {
 157     par->writeFile(buf, os, buf->params, 0, 0);
 158 }
 159
 160
 161 void InsetText::Read(Buffer const * buf, LyXLex & lex)
 162 {
 163     string token;
 164     int pos = 0;
 165     LyXParagraph * return_par = 0;
 166     char depth = 0; // signed or unsigned?
 167 #ifndef NEW_INSETS
 168     LyXParagraph::footnote_flag footnoteflag = LyXParagraph::NO_FOOTNOTE;
 169     LyXParagraph::footnote_kind footnotekind = LyXParagraph::FOOTNOTE;
 170 #endif
 171     LyXFont font(LyXFont::ALL_INHERIT);
 172
 173     LyXParagraph * p = par->next;
 174     delete par;
 175     while(p) {
 176         par = p;
 177         p = p->next;
 178         delete par;
 179     }
 180     par = new LyXParagraph;
 181     while (lex.IsOK()) {
 182         lex.nextToken();
 183         token = lex.GetString();
 184         if (token.empty())
 185             continue;
 186         if (token == "\\end_inset")
 187             break;
 188         if (const_cast<Buffer*>(buf)->
 189             parseSingleLyXformat2Token(lex, par, return_par,token, pos, depth,
 190                                        font
 191 #ifndef NEW_INSETS
 192                                        , footnoteflag, footnotekind
 193 #endif
 194                                        ))
 195         {
 196             // the_end read this should NEVER happen
 197             lex.printError("\\the_end read in inset! Error in document!");
 198             return;
 199         }
 200     }
 201     if (!return_par)
 202             return_par = par;
 203     par = return_par;
 204     while(return_par) {
 205         return_par->SetInsetOwner(this);
 206         return_par = return_par->next;
 207     }
 208
 209     if (token != "\\end_inset") {
 210         lex.printError("Missing \\end_inset at this point. "
 211                        "Read: `$$Token'");
 212     }
 213     need_update = INIT;
 214 }
 215
 216
 217 int InsetText::ascent(BufferView * bv, LyXFont const &) const
 218 {
 219     int y_temp = 0;
 220     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 221     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 222     return insetAscent;
 223 }
 224
 225
 226 int InsetText::descent(BufferView * bv, LyXFont const &) const
 227 {
 228     int y_temp = 0;
 229     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 230     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 231         TEXT_TO_INSET_OFFSET;
 232     return insetDescent;
 233 }
 234
 235
 236 int InsetText::width(BufferView * bv, LyXFont const &) const
 237 {
 238     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 239     return insetWidth;
 240 }
 241
 242
 243 int InsetText::textWidth(Painter & pain) const
 244 {
 245     int w = getMaxWidth(pain, this);
 246     return w;
 247 }
 248
 249
 250 void InsetText::draw(BufferView * bv, LyXFont const & f,
 251                      int baseline, float & x, bool cleared) const
 252 {
 253     Painter & pain = bv->painter();
 254
 255     // no draw is necessary !!!
 256     if ((drawFrame == LOCKED) && !locked && !par->size()) {
 257         if (!cleared && (need_update == CLEAR_FRAME)) {
 258             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 259                            width(bv, f) - 1,
 260                            insetAscent + insetDescent - 1,
 261                            LColor::background);
 262         }
 263         top_x = int(x);
 264         top_baseline = baseline;
 265         x += width(bv, f);
 266         need_update = NONE;
 267         return;
 268     }
 269
 270     xpos = x;
 271     UpdatableInset::draw(bv, f, baseline, x, cleared);
 272
 273     if (!cleared && ((need_update==FULL) || (top_x!=int(x)) ||
 274                      (top_baseline!=baseline))) {
 275         int w =  insetWidth;
 276         int h = insetAscent + insetDescent;
 277         int ty = baseline - insetAscent;
 278
 279         if (ty < 0) {
 280             h += ty;
 281             ty = 0;
 282         }
 283         if ((ty + h) > pain.paperHeight())
 284             h = pain.paperHeight();
 285         if ((top_x + drawTextXOffset + w) > pain.paperWidth())
 286             w = pain.paperWidth();
 287         pain.fillRectangle(top_x+drawTextXOffset, ty, w, h);
 288         cleared = true;
 289         need_update = FULL;
 290     }
 291     if (!cleared && (need_update == NONE))
 292         return;
 293
 294     if (top_x != int(x)) {
 295         need_update = INIT;
 296         top_x = int(x);
 297         bv->text->status = LyXText::CHANGED_IN_DRAW;
 298         return;
 299     }
 300
 301     top_baseline = baseline;
 302     top_y = baseline - ascent(bv, f);
 303     last_width = width(bv, f);
 304     last_height = ascent(bv, f) + descent(bv, f);
 305
 306     if (the_locking_inset && (cpar(bv) == inset_par) && (cpos(bv) == inset_pos)) {
 307         inset_x = cx(bv) - top_x + drawTextXOffset;
 308         inset_y = cy(bv) + drawTextYOffset;
 309     }
 310     if (!cleared && (need_update == CURSOR) && !TEXT(bv)->selection) {
 311         x += width(bv, f);
 312         need_update = NONE;
 313         return;
 314     }
 315     x += TEXT_TO_INSET_OFFSET;
 316     int y = 0;
 317     Row * row = TEXT(bv)->GetRowNearY(y);
 318     int fa = row->ascent_of_text();
 319     y += baseline - fa;
 320     while (row != 0) {
 321         if (((y+row->height()) > 0) && (y < pain.paperHeight()))
 322             break;
 323         y += row->height();
 324         row = row->next();
 325     }
 326     TEXT(bv)->first = y - top_baseline + fa;
 327     if (cleared || !locked || (need_update == FULL)) {
 328         while (row != 0) {
 329             if (((y+row->height()) > 0) && (y < pain.paperHeight()))
 330                 TEXT(bv)->GetVisibleRow(bv, int(y), int(x), row, y, cleared);
 331             y += row->height();
 332             row = row->next();
 333         }
 334     } else if (need_update == SELECTION) {
 335         bv->screen()->ToggleToggle(TEXT(bv), int(y), int(x));
 336     } else {
 337         locked = false;
 338         if (need_update == CURSOR) {
 339             bv->screen()->ToggleSelection(TEXT(bv), true, int(y), int(x));
 340             TEXT(bv)->ClearSelection();
 341             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 342         }
 343         bv->screen()->Update(TEXT(bv), int(y), int(x));
 344         locked = true;
 345     }
 346     TEXT(bv)->refresh_y = 0;
 347     TEXT(bv)->status = LyXText::UNCHANGED;
 348     if ((need_update != CURSOR_PAR) &&
 349         ((drawFrame == ALWAYS) || ((drawFrame == LOCKED) && locked)))
 350     {
 351             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 352                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 353                            frame_color);
 354     } else if (need_update == CLEAR_FRAME) {
 355             pain.rectangle(top_x + 1, baseline - insetAscent + 1,
 356                            width(bv, f) - 1, insetAscent + insetDescent - 1,
 357                            LColor::background);
 358     }
 359     x += width(bv, f) - TEXT_TO_INSET_OFFSET;
 360     if (bv->text->status==LyXText::CHANGED_IN_DRAW)
 361         need_update = INIT;
 362     else if (need_update != INIT)
 363         need_update = NONE;
 364 }
 365
 366
 367 void InsetText::update(BufferView * bv, LyXFont const & font, bool reinit)
 368 {
 369     if (reinit) {  // && (need_update != CURSOR)) {
 370         need_update = INIT;
 371         resizeLyXText(bv);
 372         if (owner())
 373             owner()->update(bv, font, true);
 374         return;
 375     }
 376     if (the_locking_inset) {
 377         inset_x = cx(bv) - top_x + drawTextXOffset;
 378         inset_y = cy(bv) + drawTextYOffset;
 379         the_locking_inset->update(bv, font, reinit);
 380     }
 381     if (need_update == INIT) {
 382         resizeLyXText(bv);
 383         need_update = FULL;
 384 //      if (!owner() && bv->text)
 385 //          bv->text->UpdateInset(bv, this);
 386     }
 387     int oldw = insetWidth;
 388 #if 1
 389     insetWidth = TEXT(bv)->width + (2 * TEXT_TO_INSET_OFFSET);
 390     // max(textWidth(bv->painter()),
 391     // static_cast<int>(TEXT(bv)->width) + drawTextXOffset) +
 392     // (2 * TEXT_TO_INSET_OFFSET);
 393 #else
 394     insetWidth = textWidth(bv->painter());
 395     if (insetWidth < 0)
 396             insetWidth = static_cast<int>(TEXT(bv)->width);
 397 #endif
 398     if (oldw != insetWidth) {
 399 //          printf("TW(%p): %d-%d-%d-%d\n",this,insetWidth, oldw,
 400 //                 textWidth(bv->painter()),static_cast<int>(TEXT(bv)->width));
 401         resizeLyXText(bv);
 402         need_update = FULL;
 403 #if 0
 404         if (owner()) {
 405             owner()->update(bv, font, reinit);
 406             return;
 407         } else {
 408             update(bv, font, reinit);
 409         }
 410 #else
 411 #if 1
 412         update(bv, font, reinit);
 413 #else
 414         UpdateLocal(bv, INIT, false);
 415 #endif
 416 #endif
 417         return;
 418     }
 419     if ((need_update==CURSOR_PAR) && (TEXT(bv)->status==LyXText::UNCHANGED) &&
 420         the_locking_inset)
 421     {
 422         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 423     }
 424
 425     if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 426         need_update = FULL;
 427
 428     int y_temp = 0;
 429     Row * row = TEXT(bv)->GetRowNearY(y_temp);
 430     insetAscent = row->ascent_of_text() + TEXT_TO_INSET_OFFSET;
 431     insetDescent = TEXT(bv)->height - row->ascent_of_text() +
 432         TEXT_TO_INSET_OFFSET;
 433 }
 434
 435
 436 void InsetText::UpdateLocal(BufferView * bv, UpdateCodes what, bool mark_dirty)
 437 {
 438     TEXT(bv)->FullRebreak(bv);
 439     if (need_update != INIT) {
 440         if (TEXT(bv)->status == LyXText::NEED_MORE_REFRESH)
 441             need_update = FULL;
 442         else if (!the_locking_inset || (what != CURSOR))
 443             need_update = what;
 444     }
 445     if ((need_update != CURSOR) || (TEXT(bv)->status != LyXText::UNCHANGED) ||
 446         TEXT(bv)->selection)
 447             bv->updateInset(this, mark_dirty);
 448     bv->owner()->showState();
 449     if (old_par != cpar(bv)) {
 450             bv->owner()->setLayout(cpar(bv)->GetLayout());
 451             old_par = cpar(bv);
 452     }
 453 }
 454
 455
 456 string const InsetText::EditMessage() const
 457 {
 458     return _("Opened Text Inset");
 459 }
 460
 461
 462 void InsetText::Edit(BufferView * bv, int x, int y, unsigned int button)
 463 {
 464 //    par->SetInsetOwner(this);
 465     UpdatableInset::Edit(bv, x, y, button);
 466
 467     if (!bv->lockInset(this)) {
 468         lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
 469         return;
 470     }
 471     locked = true;
 472     the_locking_inset = 0;
 473     inset_pos = inset_x = inset_y = 0;
 474     inset_par = 0;
 475     old_par = 0;
 476     if (!checkAndActivateInset(bv, x, y, button))
 477         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 478                                            y+insetAscent);
 479     TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 480     bv->text->FinishUndo();
 481     ShowInsetCursor(bv);
 482     UpdateLocal(bv, FULL, false);
 483 }
 484
 485
 486 void InsetText::InsetUnlock(BufferView * bv)
 487 {
 488     if (the_locking_inset) {
 489         the_locking_inset->InsetUnlock(bv);
 490         the_locking_inset = 0;
 491     }
 492     HideInsetCursor(bv);
 493     no_selection = false;
 494     locked = false;
 495     TEXT(bv)->selection = 0;
 496     UpdateLocal(bv, CLEAR_FRAME, false);
 497     if (owner())
 498             bv->owner()->setLayout(owner()->getLyXText(bv)
 499                                     ->cursor.par()->GetLayout());
 500     else
 501             bv->owner()->setLayout(bv->text->cursor.par()->GetLayout());
 502 }
 503
 504
 505 bool InsetText::LockInsetInInset(BufferView * bv, UpdatableInset * inset)
 506 {
 507     lyxerr[Debug::INSETS] << "InsetText::LockInsetInInset(" << inset << "): ";
 508     if (!inset)
 509         return false;
 510     if (inset == cpar(bv)->GetInset(cpos(bv))) {
 511         lyxerr[Debug::INSETS] << "OK" << endl;
 512         the_locking_inset = inset;
 513         inset_x = cx(bv) - top_x + drawTextXOffset;
 514         inset_y = cy(bv) + drawTextYOffset;
 515         inset_pos = cpos(bv);
 516         inset_par = cpar(bv);
 517         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 518         return true;
 519     } else if (the_locking_inset && (the_locking_inset == inset)) {
 520         if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 521             lyxerr[Debug::INSETS] << "OK" << endl;
 522             inset_x = cx(bv) - top_x + drawTextXOffset;
 523             inset_y = cy(bv) + drawTextYOffset;
 524         } else {
 525             lyxerr[Debug::INSETS] << "cursor.pos != inset_pos" << endl;
 526         }
 527     } else if (the_locking_inset) {
 528         lyxerr[Debug::INSETS] << "MAYBE" << endl;
 529         return the_locking_inset->LockInsetInInset(bv, inset);
 530     }
 531     lyxerr[Debug::INSETS] << "NOT OK" << endl;
 532     return false;
 533 }
 534
 535
 536 bool InsetText::UnlockInsetInInset(BufferView * bv, UpdatableInset * inset,
 537                                    bool lr)
 538 {
 539     if (!the_locking_inset)
 540         return false;
 541     if (the_locking_inset == inset) {
 542         the_locking_inset->InsetUnlock(bv);
 543         TEXT(bv)->UpdateInset(bv, inset);
 544         the_locking_inset = 0;
 545         if (lr)
 546             moveRight(bv, false);
 547         old_par = 0; // force layout setting
 548         UpdateLocal(bv, CURSOR_PAR, false);
 549         return true;
 550     }
 551     return the_locking_inset->UnlockInsetInInset(bv, inset, lr);
 552 }
 553
 554
 555 bool InsetText::UpdateInsetInInset(BufferView * bv, Inset * inset)
 556 {
 557     if (!the_locking_inset)
 558         return false;
 559     if (the_locking_inset != inset) {
 560         TEXT(bv)->UpdateInset(bv, the_locking_inset);
 561         need_update = CURSOR_PAR;
 562         return the_locking_inset->UpdateInsetInInset(bv, inset);
 563     }
 564 //    UpdateLocal(bv, FULL, false);
 565     if (TEXT(bv)->UpdateInset(bv, inset))
 566         UpdateLocal(bv, CURSOR_PAR, false);
 567     if (cpar(bv) == inset_par && cpos(bv) == inset_pos) {
 568         inset_x = cx(bv) - top_x + drawTextXOffset;
 569         inset_y = cy(bv) + drawTextYOffset;
 570     }
 571     return true;
 572 }
 573
 574
 575 void InsetText::InsetButtonPress(BufferView * bv, int x, int y, int button)
 576 {
 577     no_selection = false;
 578
 579     int tmp_x = x - drawTextXOffset;
 580     int tmp_y = y + insetAscent;
 581     Inset * inset = bv->checkInsetHit(TEXT(bv), tmp_x, tmp_y, button);
 582
 583     HideInsetCursor(bv);
 584     if (the_locking_inset) {
 585         if (the_locking_inset == inset) {
 586             the_locking_inset->InsetButtonPress(bv,x-inset_x,y-inset_y,button);
 587             return;
 588         } else if (inset) {
 589             // otherwise unlock the_locking_inset and lock the new inset
 590             the_locking_inset->InsetUnlock(bv);
 591             inset_x = cx(bv) - top_x + drawTextXOffset;
 592             inset_y = cy(bv) + drawTextYOffset;
 593             inset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 594             inset->Edit(bv, x - inset_x, y - inset_y, button);
 595             if (the_locking_inset) {
 596                 UpdateLocal(bv, CURSOR_PAR, false);
 597             }
 598             return;
 599         }
 600         // otherwise only unlock the_locking_inset
 601         the_locking_inset->InsetUnlock(bv);
 602         the_locking_inset = 0;
 603     }
 604     if (bv->theLockingInset()) {
 605         if (inset && inset->Editable() == Inset::HIGHLY_EDITABLE) {
 606             UpdatableInset * uinset = static_cast<UpdatableInset*>(inset);
 607             inset_x = cx(bv) - top_x + drawTextXOffset;
 608             inset_y = cy(bv) + drawTextYOffset;
 609             inset_pos = cpos(bv);
 610             inset_par = cpar(bv);
 611             uinset->InsetButtonPress(bv, x - inset_x, y - inset_y, button);
 612             uinset->Edit(bv, x - inset_x, y - inset_y, 0);
 613             if (the_locking_inset) {
 614                 UpdateLocal(bv, CURSOR_PAR, false);
 615             }
 616             return;
 617         }
 618     }
 619     if (!inset) {
 620         bool paste_internally = false;
 621         if ((button == 2) && TEXT(bv)->selection) {
 622             LocalDispatch(bv, LFUN_COPY, "");
 623             paste_internally = true;
 624         }
 625         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 626                                            y+insetAscent);
 627         TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
 628         UpdateLocal(bv, CURSOR, false);
 629         bv->owner()->setLayout(cpar(bv)->GetLayout());
 630         old_par = cpar(bv);
 631         // Insert primary selection with middle mouse
 632         // if there is a local selection in the current buffer,
 633         // insert this
 634         if (button == 2) {
 635             if (paste_internally)
 636                 LocalDispatch(bv, LFUN_PASTE, "");
 637             else
 638                 LocalDispatch(bv, LFUN_PASTESELECTION, "paragraph");
 639         }
 640     }
 641     ShowInsetCursor(bv);
 642 }
 643
 644
 645 void InsetText::InsetButtonRelease(BufferView * bv, int x, int y, int button)
 646 {
 647     UpdatableInset * inset = 0;
 648
 649     if (the_locking_inset) {
 650             the_locking_inset->InsetButtonRelease(bv,
 651                                                   x - inset_x, y - inset_y,
 652                                                   button);
 653     } else {
 654         if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
 655             inset = static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
 656             if (inset->Editable() == Inset::HIGHLY_EDITABLE) {
 657                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 658             } else {
 659                 inset_x = cx(bv) - top_x + drawTextXOffset;
 660                 inset_y = cy(bv) + drawTextYOffset;
 661                 inset->InsetButtonRelease(bv, x - inset_x, y - inset_y,button);
 662                 inset->Edit(bv, x - inset_x, y - inset_y, button);
 663             }
 664             UpdateLocal(bv, CURSOR_PAR, false);
 665         }
 666     }
 667     no_selection = false;
 668 }
 669
 670
 671 void InsetText::InsetMotionNotify(BufferView * bv, int x, int y, int state)
 672 {
 673     if (the_locking_inset) {
 674         the_locking_inset->InsetMotionNotify(bv, x - inset_x,
 675                                              y - inset_y,state);
 676         return;
 677     }
 678     if (!no_selection) {
 679         HideInsetCursor(bv);
 680         TEXT(bv)->SetCursorFromCoordinates(bv, x-drawTextXOffset,
 681                                            y+insetAscent);
 682         TEXT(bv)->SetSelection();
 683         if (TEXT(bv)->toggle_cursor.par()!=TEXT(bv)->toggle_end_cursor.par() ||
 684             TEXT(bv)->toggle_cursor.pos()!=TEXT(bv)->toggle_end_cursor.pos())
 685             UpdateLocal(bv, SELECTION, false);
 686         ShowInsetCursor(bv);
 687     }
 688     no_selection = false;
 689 }
 690
 691
 692 void InsetText::InsetKeyPress(XKeyEvent * xke)
 693 {
 694     if (the_locking_inset) {
 695         the_locking_inset->InsetKeyPress(xke);
 696         return;
 697     }
 698 }
 699
 700
 701 UpdatableInset::RESULT
 702 InsetText::LocalDispatch(BufferView * bv,
 703                          int action, string const & arg)
 704 {
 705     no_selection = false;
 706     UpdatableInset::RESULT
 707         result= UpdatableInset::LocalDispatch(bv, action, arg);
 708     if (result != UNDISPATCHED) {
 709         return DISPATCHED;
 710     }
 711
 712     result=DISPATCHED;
 713     if ((action < 0) && arg.empty())
 714         return FINISHED;
 715
 716     if (the_locking_inset) {
 717         result = the_locking_inset->LocalDispatch(bv, action, arg);
 718         if (result == DISPATCHED_NOUPDATE)
 719             return result;
 720         else if (result == DISPATCHED) {
 721             UpdateLocal(bv, CURSOR_PAR, false);
 722             return result;
 723         } else if (result == FINISHED) {
 724             switch(action) {
 725             case -1:
 726             case LFUN_RIGHT:
 727                 moveRight(bv, false);
 728                 break;
 729             case LFUN_DOWN:
 730                 moveDown(bv);
 731                 break;
 732             }
 733             the_locking_inset = 0;
 734             return DISPATCHED;
 735         }
 736     }
 737     HideInsetCursor(bv);
 738     switch (action) {
 739         // Normal chars
 740     case -1:
 741         if (bv->buffer()->isReadonly()) {
 742             LyXBell();
 743 //          setErrorMessage(N_("Document is read only"));
 744             break;
 745         }
 746         if (!arg.empty()) {
 747             /* Automatically delete the currently selected
 748              * text and replace it with what is being
 749              * typed in now. Depends on lyxrc settings
 750              * "auto_region_delete", which defaults to
 751              * true (on). */
 752
 753             bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 754 #ifndef NEW_INSETS
 755                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 756                               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 757 #else
 758                               bv->text->cursor.par()->previous,
 759                               bv->text->cursor.par()->next
 760 #endif
 761                     );
 762             // if an empty paragraph set the language to the surronding
 763             // paragraph language on insertion of the first character!
 764             if (!par->Last() && !par->next) {
 765                 LyXText * text = 0;
 766                 if (owner()) {
 767                     Inset * inset = owner();
 768                     while(inset && inset->getLyXText(bv) == TEXT(bv))
 769                         inset = inset->owner();
 770                     if (inset)
 771                         text = inset->getLyXText(bv);
 772                 }
 773                 if (!text)
 774                     text = bv->text;
 775                 LyXFont font(LyXFont::ALL_IGNORE);
 776                 font.setLanguage(text->cursor.par()->getParLanguage(bv->buffer()->params));
 777                 SetFont(bv, font, false);
 778             }
 779             if (lyxrc.auto_region_delete) {
 780                 if (TEXT(bv)->selection){
 781                     TEXT(bv)->CutSelection(bv, false);
 782                 }
 783             }
 784             TEXT(bv)->ClearSelection();
 785             for (string::size_type i = 0; i < arg.length(); ++i) {
 786                 bv->owner()->getIntl()->getTrans()->TranslateAndInsert(arg[i], TEXT(bv));
 787             }
 788         }
 789         UpdateLocal(bv, CURSOR_PAR, true);
 790         break;
 791         // --- Cursor Movements ---------------------------------------------
 792     case LFUN_RIGHTSEL:
 793         bv->text->FinishUndo();
 794         moveRight(bv, false, true);
 795         TEXT(bv)->SetSelection();
 796         UpdateLocal(bv, SELECTION, false);
 797         break;
 798     case LFUN_RIGHT:
 799         result = moveRight(bv);
 800         bv->text->FinishUndo();
 801         TEXT(bv)->ClearSelection();
 802         UpdateLocal(bv, CURSOR, false);
 803         break;
 804     case LFUN_LEFTSEL:
 805         bv->text->FinishUndo();
 806         moveLeft(bv, false, true);
 807         TEXT(bv)->SetSelection();
 808         UpdateLocal(bv, SELECTION, false);
 809         break;
 810     case LFUN_LEFT:
 811         bv->text->FinishUndo();
 812         result= moveLeft(bv);
 813         TEXT(bv)->ClearSelection();
 814         UpdateLocal(bv, CURSOR, false);
 815         break;
 816     case LFUN_DOWNSEL:
 817         bv->text->FinishUndo();
 818         moveDown(bv);
 819         TEXT(bv)->SetSelection();
 820         UpdateLocal(bv, SELECTION, false);
 821         break;
 822     case LFUN_DOWN:
 823         bv->text->FinishUndo();
 824         result = moveDown(bv);
 825         TEXT(bv)->ClearSelection();
 826         UpdateLocal(bv, CURSOR, false);
 827         break;
 828     case LFUN_UPSEL:
 829         bv->text->FinishUndo();
 830         moveUp(bv);
 831         TEXT(bv)->SetSelection();
 832         UpdateLocal(bv, SELECTION, false);
 833         break;
 834     case LFUN_UP:
 835         bv->text->FinishUndo();
 836         result = moveUp(bv);
 837         TEXT(bv)->ClearSelection();
 838         UpdateLocal(bv, CURSOR, false);
 839         break;
 840     case LFUN_HOME:
 841         bv->text->FinishUndo();
 842         TEXT(bv)->CursorHome(bv);
 843         UpdateLocal(bv, CURSOR, false);
 844         break;
 845     case LFUN_END:
 846         TEXT(bv)->CursorEnd(bv);
 847         UpdateLocal(bv, CURSOR, false);
 848         break;
 849     case LFUN_BACKSPACE:
 850         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 851 #ifndef NEW_INSETS
 852           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 853           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 854 #else
 855           bv->text->cursor.par()->previous,
 856           bv->text->cursor.par()->next
 857 #endif
 858                 );
 859         if (TEXT(bv)->selection)
 860             TEXT(bv)->CutSelection(bv);
 861         else
 862             TEXT(bv)->Backspace(bv);
 863         UpdateLocal(bv, CURSOR_PAR, true);
 864         break;
 865     case LFUN_DELETE:
 866         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 867 #ifndef NEW_INSETS
 868           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 869           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 870 #else
 871           bv->text->cursor.par()->previous,
 872           bv->text->cursor.par()->next
 873 #endif
 874                 );
 875         if (TEXT(bv)->selection)
 876             TEXT(bv)->CutSelection(bv);
 877         else
 878             TEXT(bv)->Delete(bv);
 879         UpdateLocal(bv, CURSOR_PAR, true);
 880         break;
 881     case LFUN_CUT:
 882         bv->text->SetUndo(bv->buffer(), Undo::DELETE,
 883 #ifndef NEW_INSETS
 884           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 885           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 886 #else
 887           bv->text->cursor.par()->previous,
 888           bv->text->cursor.par()->next
 889 #endif
 890                 );
 891         TEXT(bv)->CutSelection(bv);
 892         UpdateLocal(bv, CURSOR_PAR, true);
 893         break;
 894     case LFUN_COPY:
 895         bv->text->FinishUndo();
 896         TEXT(bv)->CopySelection(bv);
 897         UpdateLocal(bv, CURSOR_PAR, false);
 898         break;
 899     case LFUN_PASTESELECTION:
 900     {
 901         string clip(bv->workarea()->getClipboard());
 902
 903         if (clip.empty())
 904             break;
 905         if (arg == "paragraph") {
 906                 TEXT(bv)->InsertStringB(bv, clip);
 907         } else {
 908                 TEXT(bv)->InsertStringA(bv, clip);
 909         }
 910         UpdateLocal(bv, CURSOR_PAR, true);
 911         break;
 912     }
 913     case LFUN_PASTE:
 914         if (!autoBreakRows) {
 915             CutAndPaste cap;
 916
 917             if (cap.nrOfParagraphs() > 1) {
 918                 WriteAlert(_("Impossible operation"),
 919                            _("Cannot include more than one paragraph!"),
 920                            _("Sorry."));
 921                 break;
 922             }
 923         }
 924         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 925 #ifndef NEW_INSETS
 926           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 927           bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 928 #else
 929           bv->text->cursor.par()->previous,
 930           bv->text->cursor.par()->next
 931 #endif
 932                 );
 933         TEXT(bv)->PasteSelection(bv);
 934         UpdateLocal(bv, CURSOR_PAR, true);
 935         break;
 936     case LFUN_BREAKPARAGRAPH:
 937         if (!autoBreakRows)
 938             return DISPATCHED;
 939         TEXT(bv)->BreakParagraph(bv, 0);
 940         UpdateLocal(bv, FULL, true);
 941         break;
 942     case LFUN_BREAKLINE:
 943         if (!autoBreakRows)
 944             return DISPATCHED;
 945         bv->text->SetUndo(bv->buffer(), Undo::INSERT,
 946 #ifndef NEW_INSETS
 947             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
 948             bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
 949 #else
 950             bv->text->cursor.par()->previous,
 951             bv->text->cursor.par()->next
 952 #endif
 953                 );
 954         TEXT(bv)->InsertChar(bv, LyXParagraph::META_NEWLINE);
 955         UpdateLocal(bv, CURSOR_PAR, true);
 956         break;
 957     case LFUN_LAYOUT:
 958         // do not set layouts on non breakable textinsets
 959         if (autoBreakRows) {
 960             LyXTextClass::size_type cur_layout = cpar(bv)->layout;
 961
 962             // Derive layout number from given argument (string)
 963             // and current buffer's textclass (number). */
 964             LyXTextClassList::ClassList::size_type tclass =
 965                 bv->buffer()->params.textclass;
 966             std::pair <bool, LyXTextClass::size_type> layout =
 967                 textclasslist.NumberOfLayout(tclass, arg);
 968
 969             // If the entry is obsolete, use the new one instead.
 970             if (layout.first) {
 971                 string obs = textclasslist.Style(tclass,layout.second).
 972                     obsoleted_by();
 973                 if (!obs.empty())
 974                     layout = textclasslist.NumberOfLayout(tclass, obs);
 975             }
 976
 977             // see if we found the layout number:
 978             if (!layout.first) {
 979                 string msg = string(N_("Layout ")) + arg + N_(" not known");
 980
 981                 bv->owner()->getMiniBuffer()->Set(msg);
 982                 break;
 983             }
 984
 985             if (cur_layout != layout.second) {
 986                 cur_layout = layout.second;
 987                 TEXT(bv)->SetLayout(bv, layout.second);
 988                 bv->owner()->setLayout(cpar(bv)->GetLayout());
 989                 UpdateLocal(bv, CURSOR_PAR, true);
 990             }
 991         } else {
 992             // reset the layout box
 993             bv->owner()->setLayout(cpar(bv)->GetLayout());
 994         }
 995         break;
 996     case LFUN_PARAGRAPH_SPACING:
 997             // This one is absolutely not working. When fiddling with this
 998             // it also seems to me that the paragraphs inside the insettext
 999             // inherit bufferparams/paragraphparams in a strange way. (Lgb)
1000     {
1001             LyXParagraph * par = TEXT(bv)->cursor.par();
1002             Spacing::Space cur_spacing = par->spacing.getSpace();
1003             float cur_value = 1.0;
1004             if (cur_spacing == Spacing::Other) {
1005                     cur_value = par->spacing.getValue();
1006             }
1007
1008             std::istringstream istr(arg.c_str());
1009             string tmp;
1010             istr >> tmp;
1011             Spacing::Space new_spacing = cur_spacing;
1012             float new_value = cur_value;
1013             if (tmp.empty()) {
1014                     lyxerr << "Missing argument to `paragraph-spacing'"
1015                            << endl;
1016             } else if (tmp == "single") {
1017                     new_spacing = Spacing::Single;
1018             } else if (tmp == "onehalf") {
1019                     new_spacing = Spacing::Onehalf;
1020             } else if (tmp == "double") {
1021                     new_spacing = Spacing::Double;
1022             } else if (tmp == "other") {
1023                     new_spacing = Spacing::Other;
1024                     float tmpval = 0.0;
1025                     istr >> tmpval;
1026                     lyxerr << "new_value = " << tmpval << endl;
1027                     if (tmpval != 0.0)
1028                             new_value = tmpval;
1029             } else if (tmp == "default") {
1030                     new_spacing = Spacing::Default;
1031             } else {
1032                     lyxerr << _("Unknown spacing argument: ")
1033                            << arg << endl;
1034             }
1035             if (cur_spacing != new_spacing || cur_value != new_value) {
1036                     par->spacing.set(new_spacing, new_value);
1037                     //TEXT(bv)->RedoParagraph(owner->view());
1038                     UpdateLocal(bv, CURSOR_PAR, true);
1039                     //bv->update(BufferView::SELECT|BufferView::FITCUR|BufferView::CHANGE);
1040             }
1041     }
1042     break;
1043
1044     default:
1045         result = UNDISPATCHED;
1046         break;
1047     }
1048     if (result != FINISHED) {
1049         ShowInsetCursor(bv);
1050     } else
1051         bv->unlockInset(this);
1052     return result;
1053 }
1054
1055
1056 int InsetText::Latex(Buffer const * buf, ostream & os, bool, bool) const
1057 {
1058     TexRow texrow;
1059     buf->latexParagraphs(os, par, 0, texrow);
1060     return texrow.rows();
1061 }
1062
1063
1064 int InsetText::Ascii(Buffer const * buf, ostream & os, int linelen) const
1065 {
1066     LyXParagraph * p = par;
1067     unsigned int lines = 0;
1068
1069     string tmp;
1070     while (p) {
1071         tmp = buf->asciiParagraph(p, linelen);
1072         lines += countChar(tmp, '\n');
1073         os << tmp;
1074         p = p->next;
1075     }
1076     return lines;
1077 }
1078
1079
1080 void InsetText::Validate(LaTeXFeatures & features) const
1081 {
1082     LyXParagraph * p = par;
1083     while(p) {
1084         p->validate(features);
1085         p = p->next;
1086     }
1087 }
1088
1089
1090 int InsetText::BeginningOfMainBody(Buffer const * buf, LyXParagraph * p) const
1091 {
1092     if (textclasslist.Style(buf->params.textclass,
1093                             p->GetLayout()).labeltype != LABEL_MANUAL)
1094         return 0;
1095     else
1096         return p->BeginningOfMainBody();
1097 }
1098
1099
1100 void InsetText::GetCursorPos(BufferView * bv,
1101                              int & x, int & y) const
1102 {
1103     x = cx(bv);
1104     y = cy(bv);
1105 }
1106
1107
1108 unsigned int InsetText::InsetInInsetY()
1109 {
1110     if (!the_locking_inset)
1111         return 0;
1112
1113     return (inset_y + the_locking_inset->InsetInInsetY());
1114 }
1115
1116
1117 void InsetText::ToggleInsetCursor(BufferView * bv)
1118 {
1119     if (the_locking_inset) {
1120         the_locking_inset->ToggleInsetCursor(bv);
1121         return;
1122     }
1123
1124     LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1125
1126     int asc = lyxfont::maxAscent(font);
1127     int desc = lyxfont::maxDescent(font);
1128
1129     if (cursor_visible)
1130         bv->hideLockedInsetCursor();
1131     else
1132         bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1133     cursor_visible = !cursor_visible;
1134 }
1135
1136
1137 void InsetText::ShowInsetCursor(BufferView * bv, bool show)
1138 {
1139     if (the_locking_inset) {
1140         the_locking_inset->ShowInsetCursor(bv);
1141         return;
1142     }
1143     if (!cursor_visible) {
1144         LyXFont font = TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1145
1146         int asc = lyxfont::maxAscent(font);
1147         int desc = lyxfont::maxDescent(font);
1148
1149         bv->fitLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1150         if (show)
1151             bv->showLockedInsetCursor(cx(bv), cy(bv), asc, desc);
1152         cursor_visible = true;
1153     }
1154 }
1155
1156
1157 void InsetText::HideInsetCursor(BufferView * bv)
1158 {
1159     if (cursor_visible) {
1160         bv->hideLockedInsetCursor();
1161         cursor_visible = false;
1162     }
1163     if (the_locking_inset)
1164         the_locking_inset->HideInsetCursor(bv);
1165 }
1166
1167
1168 UpdatableInset::RESULT
1169 InsetText::moveRight(BufferView * bv, bool activate_inset, bool selecting)
1170 {
1171     if (!cpar(bv)->next && (cpos(bv) >= cpar(bv)->Last()))
1172         return FINISHED;
1173     if (activate_inset && checkAndActivateInset(bv, false))
1174         return DISPATCHED;
1175     TEXT(bv)->CursorRight(bv, selecting);
1176     return DISPATCHED_NOUPDATE;
1177 }
1178
1179
1180 UpdatableInset::RESULT
1181 InsetText::moveLeft(BufferView * bv, bool activate_inset, bool selecting)
1182 {
1183     if (!cpar(bv)->previous && (cpos(bv) <= 0))
1184         return FINISHED;
1185     TEXT(bv)->CursorLeft(bv, selecting);
1186     if (activate_inset && checkAndActivateInset(bv, true))
1187         return DISPATCHED;
1188     return DISPATCHED_NOUPDATE;
1189 }
1190
1191
1192 UpdatableInset::RESULT
1193 InsetText::moveUp(BufferView * bv)
1194 {
1195     if (!crow(bv)->previous())
1196         return FINISHED;
1197     TEXT(bv)->CursorUp(bv);
1198     return DISPATCHED_NOUPDATE;
1199 }
1200
1201
1202 UpdatableInset::RESULT
1203 InsetText::moveDown(BufferView * bv)
1204 {
1205     if (!crow(bv)->next())
1206         return FINISHED;
1207     TEXT(bv)->CursorDown(bv);
1208     return DISPATCHED_NOUPDATE;
1209 }
1210
1211
1212 bool InsetText::InsertInset(BufferView * bv, Inset * inset)
1213 {
1214     if (the_locking_inset) {
1215         if (the_locking_inset->InsertInsetAllowed(inset))
1216             return the_locking_inset->InsertInset(bv, inset);
1217         return false;
1218     }
1219     bv->text->SetUndo(bv->buffer(), Undo::INSERT,
1220 #ifndef NEW_INSETS
1221               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1222               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1223 #else
1224               bv->text->cursor.par()->previous,
1225               bv->text->cursor.par()->next
1226 #endif
1227             );
1228     if (inset->Editable() == Inset::IS_EDITABLE) {
1229         UpdatableInset * i = static_cast<UpdatableInset *>(inset);
1230         i->setOwner(static_cast<UpdatableInset *>(this));
1231     }
1232     HideInsetCursor(bv);
1233     TEXT(bv)->InsertInset(bv, inset);
1234     TEXT(bv)->selection = 0;
1235     bv->fitCursor(TEXT(bv));
1236     UpdateLocal(bv, CURSOR_PAR, true);
1237     static_cast<UpdatableInset*>(inset)->Edit(bv, 0, 0, 0);
1238     ShowInsetCursor(bv);
1239     return true;
1240 }
1241
1242
1243 UpdatableInset * InsetText::GetLockingInset()
1244 {
1245     return the_locking_inset ? the_locking_inset->GetLockingInset() : this;
1246 }
1247
1248
1249 UpdatableInset * InsetText::GetFirstLockingInsetOfType(Inset::Code c)
1250 {
1251     if (c == LyxCode())
1252         return this;
1253     if (the_locking_inset)
1254         return the_locking_inset->GetFirstLockingInsetOfType(c);
1255     return 0;
1256 }
1257
1258
1259 void InsetText::SetFont(BufferView * bv, LyXFont const & font, bool toggleall)
1260 {
1261     bv->text->SetUndo(bv->buffer(), Undo::EDIT,
1262 #ifndef NEW_INSETS
1263               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->previous,
1264               bv->text->cursor.par()->ParFromPos(bv->text->cursor.pos())->next
1265 #else
1266               bv->text->cursor.par()->previous,
1267               bv->text->cursor.par()->next
1268 #endif
1269             );
1270     TEXT(bv)->SetFont(bv, font, toggleall);
1271     bv->fitCursor(TEXT(bv));
1272     UpdateLocal(bv, CURSOR_PAR, true);
1273 }
1274
1275
1276 bool InsetText::checkAndActivateInset(BufferView * bv, bool behind)
1277 {
1278     if (cpar(bv)->GetChar(cpos(bv)) == LyXParagraph::META_INSET) {
1279         unsigned int x;
1280         unsigned int y;
1281         Inset * inset =
1282             static_cast<UpdatableInset*>(cpar(bv)->GetInset(cpos(bv)));
1283         if (!inset || inset->Editable() != Inset::HIGHLY_EDITABLE)
1284             return false;
1285         LyXFont const font =
1286                 TEXT(bv)->GetFont(bv->buffer(), cpar(bv), cpos(bv));
1287         if (behind) {
1288             x = inset->width(bv, font);
1289             y = inset->descent(bv, font);
1290         } else {
1291             x = y = 0;
1292         }
1293         inset_x = cx(bv) - top_x + drawTextXOffset;
1294         inset_y = cy(bv) + drawTextYOffset;
1295         inset->Edit(bv, x - inset_x, y - inset_y, 0);
1296         if (!the_locking_inset)
1297             return false;
1298         UpdateLocal(bv, CURSOR_PAR, false);
1299         return true;
1300     }
1301     return false;
1302 }
1303
1304
1305 bool InsetText::checkAndActivateInset(BufferView * bv, int x, int y,
1306                                       int button)
1307 {
1308     x = x - drawTextXOffset;
1309     y = y + insetAscent;
1310     Inset * inset = bv->checkInsetHit(TEXT(bv), x, y, button);
1311
1312     if (inset) {
1313         if (x < 0)
1314             x = insetWidth;
1315         if (y < 0)
1316             y = insetDescent;
1317         inset_x = cx(bv) - top_x + drawTextXOffset;
1318         inset_y = cy(bv) + drawTextYOffset;
1319         inset->Edit(bv, x - inset_x, y - inset_y, button);
1320         if (!the_locking_inset)
1321             return false;
1322         UpdateLocal(bv, CURSOR_PAR, false);
1323         return true;
1324     }
1325     return false;
1326 }
1327
1328
1329 int InsetText::getMaxWidth(Painter & pain, UpdatableInset const * inset) const
1330 {
1331     int w = UpdatableInset::getMaxWidth(pain, inset);
1332     if (w < 0) {
1333         return w;
1334     }
1335     if (owner()) {
1336         w = w - top_x + owner()->x();
1337         return w;
1338     }
1339     w -= (2 * TEXT_TO_INSET_OFFSET);
1340     return w - top_x;
1341 //    return  w - (2*TEXT_TO_INSET_OFFSET);
1342 }
1343
1344
1345 void InsetText::SetParagraphData(LyXParagraph *p)
1346 {
1347     LyXParagraph * np;
1348
1349     if (par) {
1350         np = par->next;
1351         delete par;
1352         while(np) {
1353             par = np;
1354             np = np->next;
1355             delete par;
1356         }
1357     }
1358     par = p->Clone();
1359     par->SetInsetOwner(this);
1360     np = par;
1361     while(p->next) {
1362         p = p->next;
1363         np->next = p->Clone();
1364         np->next->previous = np;
1365         np = np->next;
1366         np->SetInsetOwner(this);
1367     }
1368     need_update = INIT;
1369 }
1370
1371
1372 void InsetText::SetAutoBreakRows(bool flag)
1373 {
1374     if (flag != autoBreakRows) {
1375         autoBreakRows = flag;
1376         need_update = FULL;
1377         if (!flag)
1378             removeNewlines();
1379     }
1380 }
1381
1382
1383 void InsetText::SetDrawFrame(BufferView * bv, DrawFrame how)
1384 {
1385     if (how != drawFrame) {
1386         drawFrame = how;
1387         if (bv)
1388             UpdateLocal(bv, DRAW_FRAME, false);
1389     }
1390 }
1391
1392
1393 void InsetText::SetFrameColor(BufferView * bv, LColor::color col)
1394 {
1395     if (frame_color != col) {
1396         frame_color = col;
1397         if (bv)
1398             UpdateLocal(bv, DRAW_FRAME, false);
1399     }
1400 }
1401
1402 #if 0
1403 LyXFont InsetText::GetDrawFont(BufferView * bv, LyXParagraph * p, int pos) const
1404 {
1405     return TEXT(bv)->GetFont(bv->buffer(), p, pos);
1406 }
1407 #endif
1408
1409
1410 int InsetText::cx(BufferView * bv) const
1411 {
1412     return TEXT(bv)->cursor.x() + top_x + TEXT_TO_INSET_OFFSET;
1413 }
1414
1415
1416 int InsetText::cy(BufferView * bv) const
1417 {
1418     LyXFont font;
1419     return TEXT(bv)->cursor.y() - ascent(bv, font) + TEXT_TO_INSET_OFFSET;
1420 }
1421
1422
1423 int InsetText::cpos(BufferView * bv) const
1424 {
1425     return TEXT(bv)->cursor.pos();
1426 }
1427
1428
1429 LyXParagraph * InsetText::cpar(BufferView * bv) const
1430 {
1431     return TEXT(bv)->cursor.par();
1432 }
1433
1434
1435 Row * InsetText::crow(BufferView * bv) const
1436 {
1437     return TEXT(bv)->cursor.row();
1438 }
1439
1440
1441 LyXText * InsetText::getLyXText(BufferView * bv) const
1442 {
1443     if (cache.find(bv) != cache.end())
1444         return cache[bv];
1445     LyXText * lt = new LyXText(const_cast<InsetText *>(this));
1446     lt->init(bv);
1447     cache[bv] = lt;
1448     if (the_locking_inset) {
1449         lt->SetCursor(bv, inset_par, inset_pos);
1450     }
1451     return lt;
1452 }
1453
1454
1455 void InsetText::deleteLyXText(BufferView * bv, bool recursive) const
1456 {
1457     if (cache.find(bv) == cache.end())
1458         return;
1459     delete cache[bv];
1460     cache.erase(bv);
1461     if (recursive) {
1462         /// then remove all LyXText in text-insets
1463         LyXParagraph * p = par;
1464         for(;p;p = p->next) {
1465             p->deleteInsetsLyXText(bv);
1466         }
1467     }
1468 }
1469
1470
1471 void InsetText::resizeLyXText(BufferView * bv) const
1472 {
1473     if (!par->next && !par->size()) // resize not neccessary!
1474         return;
1475     if (cache.find(bv) == cache.end())
1476         return;
1477
1478     LyXParagraph * lpar = 0;
1479     LyXParagraph * selstartpar = 0;
1480     LyXParagraph * selendpar = 0;
1481     int pos = 0;
1482     int selstartpos = 0;
1483     int selendpos = 0;
1484     int selection = 0;
1485     int mark_set = 0;
1486
1487 //    ProhibitInput(bv);
1488
1489     if (locked) {
1490         lpar = TEXT(bv)->cursor.par();
1491         pos = TEXT(bv)->cursor.pos();
1492         selstartpar = TEXT(bv)->sel_start_cursor.par();
1493         selstartpos = TEXT(bv)->sel_start_cursor.pos();
1494         selendpar = TEXT(bv)->sel_end_cursor.par();
1495         selendpos = TEXT(bv)->sel_end_cursor.pos();
1496         selection = TEXT(bv)->selection;
1497         mark_set = TEXT(bv)->mark_set;
1498     }
1499     deleteLyXText(bv, (the_locking_inset == 0));
1500
1501     if (lpar) {
1502         TEXT(bv)->selection = true;
1503         /* at this point just to avoid the Delete-Empty-Paragraph
1504          * Mechanism when setting the cursor */
1505         TEXT(bv)->mark_set = mark_set;
1506         if (selection) {
1507             TEXT(bv)->SetCursor(bv, selstartpar, selstartpos);
1508             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1509             TEXT(bv)->SetCursor(bv, selendpar, selendpos);
1510             TEXT(bv)->SetSelection();
1511             TEXT(bv)->SetCursor(bv, lpar, pos);
1512         } else {
1513             TEXT(bv)->SetCursor(bv, lpar, pos);
1514             TEXT(bv)->sel_cursor = TEXT(bv)->cursor;
1515             TEXT(bv)->selection = false;
1516         }
1517     }
1518     if (bv->screen())
1519             TEXT(bv)->first = bv->screen()->TopCursorVisible(TEXT(bv));
1520     // this will scroll the screen such that the cursor becomes visible
1521     bv->updateScrollbar();
1522 //    AllowInput(bv);
1523     if (the_locking_inset) {
1524         /// then resize all LyXText in text-insets
1525         inset_x = cx(bv) - top_x + drawTextXOffset;
1526         inset_y = cy(bv) + drawTextYOffset;
1527         for(LyXParagraph * p = par; p; p = p->next) {
1528             p->resizeInsetsLyXText(bv);
1529         }
1530     }
1531     need_update = FULL;
1532 }
1533
1534
1535 void InsetText::removeNewlines()
1536 {
1537     for(LyXParagraph * p = par; p; p = p->next) {
1538         for(int i = 0; i < p->Last(); ++i) {
1539             if (p->GetChar(i) == LyXParagraph::META_NEWLINE)
1540                 p->Erase(i);
1541         }
1542     }
1543 }